ZemTalk Support

If you have a question or run into a problem while using ZemTalk, contact us any time.

Contact us

• Email: contact@usomnia.co.kr
• In the app: tap Settings → Customer support to open your mail app.

To help us respond quickly, please include:

• The last 4 digits of the phone number you signed up with, and your nickname
• Your device, OS version and app version
• A description of the problem and screenshots

Subscriptions and payments

You can cancel a Plus subscription or request a refund in the subscription settings of the store you bought it from (App Store or Google Play). For other payment questions, email us at the address above.

Policies

• Terms of Service
• Privacy Policy
• Delete your account
• Child Safety Standards

Company

Usomnia Co., Ltd.
CEO: Myunghwan Kim
Email: contact@usomnia.co.kr